Tagged: environmental stress

Due to seasonal inundation, these vernal pools (yellow) in central California have harsher conditions than the surrounding grassland matrix. Virtually all of the plants in the grassland are non-native invasive species, while the pools are largely devoid of non-natives. 
Photo credit: Truman Young, UC Davis.

Plant communities in harsh sites are less invaded: a summary of observations and proposed explanations

Within the inva­sion eco­logy lit­er­at­ure, it is often noted that abi­ot­ic­ally stress­ful envir­on­ments are typ­ic­ally less invaded by non-native plants than nearby less-stressful envir­on­ments. However, until now no one had col­lec­ted and sum­mar­ized examples…